There are few things in life more annoying than a squeaky/raspy door. A squeaky/raspy door is a problem that you’ll be reminded of every time someone opens the door, and if that’s in a busy part of your house or office, that’s going to be a lot. And who wants to be woken in the middle of the night by a creaking door? More often than not it’s the hinges that are causing the squeak and need your attention if you are going to regain your sanity. Squeaky hinges produce a squeaking or rasping noise when they are moved. Sounds can differ when opened or closed. Friction in the hinge can be caused by a build-up of dirt or dust, or a lack of lubrication between the metal surfaces of hinge and hinge pin. It is this friction and rubbing of metal on metal which causes the squeaking sound.To fix a squeaky/raspy hinge, you might just need to lubricate the hinge without having to take anything apart. Sometimes you might need to remove the hinge pin, use a substance to clean the door hinge to remove dust and dirt build-up, and a lubricant to ensure the hinge parts can move smoothly with little resistance or friction from other parts.This General Purpose Domestic Lubricating Oil is suitable for a variety of domestic general purposes oil duties such as in the car, bicycles, clocks, door hinges, sewing machines, shaving machines etc. It is a highly refined light bodied, multi-purpose lubricating oil which provides an effective rust preventive film on metal surfaces assuring long equipment life.Remember to degrease your chain before greasing it in order to remove any residue that could make abrasive contact with your drivetrain. Improves the lifespan of shock absorbers. For optimal performance, remember to oil your chain the day/evening before your ride to allow time for the grease to seep in between the links and set. This will help your equipment last longer and save you money.